1 files changed, 46 insertions, 0 deletions
diff --git a/src/runtime/export_debuglog_test.go b/src/runtime/export_debuglog_test.go
new file mode 100644
index 0000000..c9dfdcb
--- /dev/null
+++ b/src/runtime/export_debuglog_test.go
@@ -0,0 +1,46 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Export debuglog guts for testing.
+
+package runtime
+
+const DlogEnabled = dlogEnabled
+
+const DebugLogBytes = debugLogBytes
+
+const DebugLogStringLimit = debugLogStringLimit
+
+var Dlog = dlog
+
+func (l *dlogger) End()                  { l.end() }
+func (l *dlogger) B(x bool) *dlogger     { return l.b(x) }
+func (l *dlogger) I(x int) *dlogger      { return l.i(x) }
+func (l *dlogger) I16(x int16) *dlogger  { return l.i16(x) }
+func (l *dlogger) U64(x uint64) *dlogger { return l.u64(x) }
+func (l *dlogger) Hex(x uint64) *dlogger { return l.hex(x) }
+func (l *dlogger) P(x any) *dlogger      { return l.p(x) }
+func (l *dlogger) S(x string) *dlogger   { return l.s(x) }
+func (l *dlogger) PC(x uintptr) *dlogger { return l.pc(x) }
+
+func DumpDebugLog() string {
+	gp := getg()
+	gp.writebuf = make([]byte, 0, 1<<20)
+	printDebugLog()
+	buf := gp.writebuf
+	gp.writebuf = nil
+
+	return string(buf)
+}
+
+func ResetDebugLog() {
+	stopTheWorld("ResetDebugLog")
+	for l := allDloggers; l != nil; l = l.allLink {
+		l.w.write = 0
+		l.w.tick, l.w.nano = 0, 0
+		l.w.r.begin, l.w.r.end = 0, 0
+		l.w.r.tick, l.w.r.nano = 0, 0
+	}
+	startTheWorld()
+}